Bag or sack filling machine



FIG. 1 is a perspective view of a bag or sack filling machine showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left elevational view thereof;

FIG. 5 is a right elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the drawings depict unclaimed environment subject matter. 

CLAIM We claim the ornamental design for a bag or sack filling machine, as shown and described. 